Para Jumble practice question for SSC. Review the correct answer and explanation, then continue with related practice below.
Arrange the following sentences in the correct order. A. Such a model may reproduce past noise rather than discover a stable underlying pattern. B. Its performance then deteriorates sharply when tested on genuinely new observations. C. A highly flexible model is repeatedly adjusted until it fits historical data almost perfectly. D. Validation on separate data is therefore essential before trusting impressive historical accuracy.
Correct Answerसही उत्तर
A. CABD
Explanationव्याख्या
(English): C introduces excessive fitting to historical data.
A explains overfitting.
B gives poor performance on new data.
D states the need for independent validation.
Overall Meaning: Excellent historical fit can be misleading if a model has overfitted the past.
व्याख्या (Hindi): C historical data को almost perfectly fit करने की बात करता है।
A past noise को learn करने की possibility बताता है।
B new data पर performance decline बताता है और D separate validation की आवश्यकता का निष्कर्ष देता है।
समग्र अर्थ: Historical data पर excellent fit future accuracy की guarantee नहीं है यदि model overfit हो गया हो।
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